PlainZIP

Storm Lake, IA · standard

ZIP Code 50588

Buena Vista County, Iowa - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

12,756
36/sq mi
$70,906
Median income
$184,900
Median home value
22.3%
Bachelor's or higher

The verdict

Storm Lake pairs a below-median household income with below-median home values, in a rural, homeowner-dominated area.

48th pct
household income, US ZIPs
39th pct
home value, US ZIPs
36
people per sq mi
69%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 50588 against every reporting US ZIP.

ZIP code 50588 is a mid-sized community (a standard USPS delivery area) in Storm Lake, Buena Vista County, Iowa, home to 12,756 residents across 356.3 square miles, a density of 36 people per square mile, in the Chicago time zone.

ZIP 50588 lands in the middle-income range, with a median household income of $70,906 (7% below the Iowa average), while per-capita income is $32,895. 7.7% of residents live below the poverty line, and the unemployment rate reads 4.0%. On housing, the median home value is $184,900 (5% above the state average) with median rent at $897 per month, and 69.3% of occupied units are owner-occupied.

Educational attainment sits below the national norm: 22.3% of adults hold a bachelor's degree or higher, the median age is 32.2, and the average commute is 11 minutes. Beyond these figures, 2 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Buena Vista County, letting you compare 50588 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 50588

Top 5 sectors by establishment count in Storm Lake, IA

Which industries have the most business establishments in ZIP 50588.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 50588, Storm Lake, IA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

12,756

Population

356.3

Area (sq mi)

36

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 50588?

32.2

Median Age

48.8%

Male

51.2%

Female

27.6%

Foreign-Born

White 49.9%
African American 3.2%
Asian 11.5%
American Indian or Alaska Native 0.5%
Native Hawaiian or Pacific Islander 3.6%
Two or More Ethnicities 16.0%
Hispanic or Latino 40.1%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$70,906

Median Household Income

-7% vs state

$32,895

Per Capita Income

7.7%

Poverty Rate

4.0%

Unemployment Rate

10.9 min

Mean Commute Time

How ZIP 50588 ranks nationally

Storm Lake, IA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$70,906 48th percentile higher than 48% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 54.6%
Bachelor's Degree or Higher 22.3%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

4,929

Total Housing Units

4,630

Occupied Units

299

Vacant Units

2.72

Avg Household Size

Occupancy Type

Owner 69.3%
Renter 30.7%

$184,900

Median Home Value

+5% vs state

$897

Median Rent

1969

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+12.5%

YoY Change (2024)

237

HPI Index (2000 = 100)

+137%

Total Change Since 2000

Home values in ZIP 50588 have increased 12.5% over the past year (2024). Since 2000, this ZIP has seen +137% cumulative appreciation.

Year Annual Change HPI Index
2020 +0.6% 170
2021 +8.2% 184
2022 +15.7% 212
2023 -1.0% 210
2024 +12.5% 237

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 339 business establishments in ZIP 50588, employing approximately 7,940 people with a combined annual payroll of $356,730,000.

339

Businesses

7,940

Employees

$356.7M

Annual Payroll

16

Industry Sectors

Industry Establishments % of Total
Retail trade 69 20.4%
Health care and social assistance 34 10.0%
Accommodation and food services 33 9.7%
Other services (except public administration) 31 9.1%
Finance and insurance 29 8.6%
Construction 26 7.7%
Professional, scientific, and technical services 23 6.8%
Manufacturing 20 5.9%
Transportation and warehousing 16 4.7%
Wholesale trade 14 4.1%
Real estate and rental and leasing 12 3.5%
Administrative and support and waste management and remediation services 10 3.0%
Information 7 2.1%
Arts, entertainment, and recreation 5 1.5%
Agriculture, forestry, fishing and hunting 4 1.2%
Educational services 3 0.9%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 50588 vs 50576 →

ZIP 50588 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 50588 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 50588 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 50588 ranks #2 of 3 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
50576 Rembrandt, IA 423 10.1 mi
50567 Nemaha, IA 226 9.9 mi

More ZIP Codes in Buena Vista County

51002 standard
Alta, IA
Pop: 2,741
50568 standard
Newell, IA
Pop: 1,398
50585 standard
Sioux Rapids, IA
Pop: 1,176
50510 standard
Albert City, IA
Pop: 1,116
50565 standard
Marathon, IA
Pop: 468
51033 standard
Linn Grove, IA
Pop: 428

Related Areas

Buena Vista County Storm Lake, IA Iowa

Frequently Asked Questions

What county is ZIP code 50588 in? ▼
ZIP code 50588 (Storm Lake) is located in Buena Vista County, Iowa. Buena Vista County contains multiple ZIP codes, see the full list at /counties/buena-vista-ia.
What is the population of ZIP code 50588? ▼
ZIP code 50588 in Storm Lake, IA has a population of 12,756 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 50588? ▼
The median household income in ZIP 50588 is $70,906, which is 7% below the national average of $76,288.
What is the average home value in ZIP 50588? ▼
The median home value in ZIP 50588 is $184,900, which is 34% below the national average of $278,155.
What is the demographic makeup of ZIP 50588? ▼
The largest racial group in ZIP 50588 is White at 49.9%. Hispanic or Latino residents make up 40.1% of the population.
How many businesses are in ZIP code 50588? ▼
ZIP code 50588 has 339 business establishments employing approximately 7,940 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 50588? ▼
The top industries by establishment count in ZIP 50588 are: Retail trade (69), Health care and social assistance (34), Accommodation and food services (33). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 50588? ▼
According to the FHFA House Price Index, home values in ZIP 50588 increased by 12.5% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 137%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 50588? ▼
In ZIP code 50588, 54.6% of residents aged 25+ have a high school diploma or higher, and 22.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 50588? ▼
The mean commute time for workers in ZIP code 50588 is 10.9 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 50588? ▼
In ZIP code 50588, approximately 69.3% of occupied housing units are owner-occupied and 30.7% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 50588? ▼
The poverty rate in ZIP code 50588 is 7.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.